# iommu/amd: Fix clone_alias() to use the original device's devid

CVE record · `CVE-2026-53053`

- **Identifiers:** `CVE-2026-53053`
- **State:** Confirmed
- **Severity:** CVSS 8.8 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-681](https://cwe.mitre.org/data/definitions/681.html)
- **Tags:** [CWE-681](https://agentprime.io/advisories/tag/cwe-681.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Jun 2026
- **Updated:** 30 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Jun 2026, 16:29 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `3332364e4ebc0581d133a334645a20fd13b580f1 to before 880a2e6c887c8f51870c0a00dfba3c8519178b65` (git)
  - affected: `3332364e4ebc0581d133a334645a20fd13b580f1 to before 166a08644aa509e5d27e154d7fa774f4181df9e0` (git)
  - affected: `3332364e4ebc0581d133a334645a20fd13b580f1 to before dbd76a537d8cb814e7f5b795ab21ecb7949c821d` (git)
  - affected: `3332364e4ebc0581d133a334645a20fd13b580f1 to before 20b3c566e2702e5d4d0545be8a97029a2eebcc0e` (git)
  - affected: `3332364e4ebc0581d133a334645a20fd13b580f1 to before dae251ff11d2d2208a029f98923756831cefec46` (git)
  - affected: `3332364e4ebc0581d133a334645a20fd13b580f1 to before faad224fe0f0857a04ff2eb3c90f0de57f47d0f3` (git)
  - affected: `1f03a258f20f1699ede29bb40804074db9398a0d` (git)
  - affected: `5.4.17 to before 5.5` (semver)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.5`
  - unaffected: `before 5.5` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.91 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.33 to 6.18.*, inclusive` (semver)
  - unaffected: `7.0.10 to 7.0.*, inclusive` (semver)
  - unaffected: `7.1 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 8.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0013, the 2nd percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 24 Jun 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-53053](https://www.cve.org/CVERecord?id=CVE-2026-53053)
- [NVD: CVE-2026-53053](https://nvd.nist.gov/vuln/detail/CVE-2026-53053)

### References from the CNA

- <https://git.kernel.org/stable/c/880a2e6c887c8f51870c0a00dfba3c8519178b65>
- <https://git.kernel.org/stable/c/166a08644aa509e5d27e154d7fa774f4181df9e0>
- <https://git.kernel.org/stable/c/dbd76a537d8cb814e7f5b795ab21ecb7949c821d>
- <https://git.kernel.org/stable/c/20b3c566e2702e5d4d0545be8a97029a2eebcc0e>
- <https://git.kernel.org/stable/c/dae251ff11d2d2208a029f98923756831cefec46>
- <https://git.kernel.org/stable/c/faad224fe0f0857a04ff2eb3c90f0de57f47d0f3>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-53053>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-53053/>. Everything for agents: <https://agentprime.io/llms.txt>.